dramatic that the pentagon now sees china as a challenge to america's military presence in asia. china, economy. total gdp, china 8 trillion, u.s. 14.34 trillion. labor force, china 800 million. u.s. 154 million. billionaires, china 79. u.s. 391. millionaires, choo -- china 400,000, u.s. 9 million. automobile production, china 9.3 million cars in 2008. second in the world. u.s. 8.7 million in 2008, third in the world. banking, china leads. three of the world's top four largest banks, u.s. one of the world's top four. green energy, china leads winds, solar and biofuels expecting to reduce carbon emissions by 2020 by 20%. u.s. 15% carbon reduction by 2020. the u.s./china equation. china is the biggest holder of u.s. debt. it holds $800 billion worth of u.s. debt. with that $800 billion wealth, china can buy chicago twice. shanghai world expo starts may 1, 2010. communism? china says forget about it. >> people have a very bad memory of a period in china like 30 years ago. so when the government becomes rich, everybody wants to become rich. >> question. is china today more capitalist or mo